SIM_SCGC5 field descriptions (continued)
Field Description
0 Clock disabled
1 Clock enabled
10
PORTB
Port B Clock Gate Control
This bit controls the clock gate to the Port B module.
0 Clock disabled
1 Clock enabled
9
PORTA
Port A Clock Gate Control
This bit controls the clock gate to the Port A module.
0 Clock disabled
1 Clock enabled
8–7
Reserved
This field is reserved.
This read-only field is reserved and always has the value 1.
6
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
5
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
4
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
3–2
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
1
Reserved
This field is reserved.
This read-only field is reserved and always has the value 1.
0
LPTMR
Low Power Timer Access Control
This bit controls software access to the Low Power Timer module.
0 Access disabled
1 Access enabled
Memory map and register definition
K22F Sub-Family Reference Manual, Rev. 4, 08/2016
280 NXP Semiconductors